Файл: Tools/phpmyadmin/tbl_replace.php
Строк: 635
<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* manipulation of table data like inserting, replacing and updating
*
* usally called as form action from tbl_change.php to insert or update table rows
*
*
* @todo 'edit_next' tends to not work as expected if used ... at least there is no order by
* it needs the original query and the row number and than replace the LIMIT clause
* @package PhpMyAdmin
*/
/**
* do not import request variable into global scope
*
* cannot be used as long as it could happen that the $goto file that is included
* at the end of this script is not updated to work without imported request variables
*
* @todo uncomment this if all possible included files to rely on import request variables
if (! defined('PMA_NO_VARIABLES_IMPORT')) {
define('PMA_NO_VARIABLES_IMPORT', true);
}
*/
/**
* Gets some core libraries
*/
require_once './libraries/common.inc.php';
$blob_streaming_active = $GLOBALS['PMA_Config']->get('BLOBSTREAMING_PLUGINS_EXIST');
// Check parameters
PMA_checkParameters(array('db', 'table', 'goto'));
PMA_DBI_select_db($GLOBALS['db']);
/**
* Initializes some variables
*/
$goto_include = false;
$GLOBALS['js_include'][] = 'makegrid.js';
// Needed for generation of Inline Edit anchors
$GLOBALS['js_include'][] = 'sql.js';
if (isset($_REQUEST['insert_rows']) && is_numeric($_REQUEST['insert_rows']) && $_REQUEST['insert_rows'] != $cfg['InsertRows']) {
$cfg['InsertRows'] = $_REQUEST['insert_rows'];
$GLOBALS['js_include'][] = 'tbl_change.js';
include_once './libraries/header.inc.php';
include './tbl_change.php';
exit;
}
if (isset($_REQUEST['after_insert'])
&& in_array($_REQUEST['after_insert'], array('new_insert', 'same_insert', 'edit_next'))) {
$url_params['after_insert'] = $_REQUEST['after_insert'];
//$GLOBALS['goto'] = 'tbl_change.php';
$goto_include = 'tbl_change.php';
if (isset($_REQUEST['where_clause'])) {
if ($_REQUEST['after_insert'] == 'same_insert') {
foreach ($_REQUEST['where_clause'] as $one_where_clause) {
$url_params['where_clause'][] = $one_where_clause;
}
} elseif ($_REQUEST['after_insert'] == 'edit_next') {
foreach ($_REQUEST['where_clause'] as $one_where_clause) {
$local_query = 'SELECT * FROM ' . PMA_backquote($GLOBALS['db']) . '.' . PMA_backquote($GLOBALS['table'])
. ' WHERE ' . str_replace('` =', '` >', $one_where_clause)
. ' LIMIT 1;';
$res = PMA_DBI_query($local_query);
$row = PMA_DBI_fetch_row($res);
$meta = PMA_DBI_get_fields_meta($res);
// must find a unique condition based on unique key,
// not a combination of all fields
list($unique_condition, $clause_is_unique) = PMA_getUniqueCondition($res, count($meta), $meta, $row, true);
if (! empty($unique_condition)) {
$_SESSION['edit_next'] = $unique_condition;
}
unset($unique_condition, $clause_is_unique);
}
}
}
} elseif (! empty($GLOBALS['goto'])) {
if (! preg_match('@^[a-z_]+.php$@', $GLOBALS['goto'])) {
// this should NOT happen
//$GLOBALS['goto'] = false;
$goto_include = false;
} else {
$goto_include = $GLOBALS['goto'];
}
if ($GLOBALS['goto'] == 'db_sql.php' && strlen($GLOBALS['table'])) {
$GLOBALS['table'] = '';
}
}
if (! $goto_include) {
if (! strlen($GLOBALS['table'])) {
$goto_include = 'db_sql.php';
} else {
$goto_include = 'tbl_sql.php';
}
}
// Defines the url to return in case of failure of the query
if (isset($_REQUEST['err_url'])) {
$err_url = $_REQUEST['err_url'];
} else {
$err_url = 'tbl_change.php' . PMA_generate_common_url($url_params);
}
/**
* Prepares the update/insert of a row
*/
if (isset($_REQUEST['where_clause'])) {
// we were editing something => use the WHERE clause
$loop_array = (is_array($_REQUEST['where_clause']) ? $_REQUEST['where_clause'] : array($_REQUEST['where_clause']));
$using_key = true;
$is_insert = ($_REQUEST['submit_type'] == 'insert') || ($_REQUEST['submit_type'] == 'showinsert') || ($_REQUEST['submit_type'] == 'insertignore');
$is_insertignore = ($_REQUEST['submit_type'] == 'insertignore');
} else {
// new row => use indexes
$loop_array = array();
foreach ($_REQUEST['fields']['multi_edit'] as $key => $dummy) {
$loop_array[] = $key;
}
$using_key = false;
$is_insert = true;
$is_insertignore = false;
}
$query = array();
$value_sets = array();
$func_no_param = array(
'CONNECTION_ID',
'CURRENT_USER',
'CURDATE',
'CURTIME',
'DATABASE',
'LAST_INSERT_ID',
'NOW',
'PI',
'RAND',
'SYSDATE',
'UNIX_TIMESTAMP',
'USER',
'UTC_DATE',
'UTC_TIME',
'UTC_TIMESTAMP',
'UUID',
'VERSION',
);
$func_optional_param = array(
'RAND',
'UNIX_TIMESTAMP',
);
$gis_from_text_functions = array(
'GeomFromText',
'GeomCollFromText',
'LineFromText',
'MLineFromText',
'PointFromText',
'MPointFromText',
'PolyFromText',
'MPolyFromText',
);
$gis_from_wkb_functions = array(
'GeomFromWKB',
'GeomCollFromWKB',
'LineFromWKB',
'MLineFromWKB',
'PointFromWKB',
'MPointFromWKB',
'PolyFromWKB',
'MPolyFromWKB',
);
foreach ($loop_array as $rownumber => $where_clause) {
// skip fields to be ignored
if (! $using_key && isset($_REQUEST['insert_ignore_' . $where_clause])) {
continue;
}
// Defines the SET part of the sql query
$query_values = array();
// Map multi-edit keys to single-level arrays, dependent on how we got the fields
$me_fields
= isset($_REQUEST['fields']['multi_edit'][$rownumber])
? $_REQUEST['fields']['multi_edit'][$rownumber]
: array();
$me_fields_name
= isset($_REQUEST['fields_name']['multi_edit'][$rownumber])
? $_REQUEST['fields_name']['multi_edit'][$rownumber]
: null;
$me_fields_prev
= isset($_REQUEST['fields_prev']['multi_edit'][$rownumber])
? $_REQUEST['fields_prev']['multi_edit'][$rownumber]
: null;
$me_funcs
= isset($_REQUEST['funcs']['multi_edit'][$rownumber])
? $_REQUEST['funcs']['multi_edit'][$rownumber]
: null;
$me_fields_type
= isset($_REQUEST['fields_type']['multi_edit'][$rownumber])
? $_REQUEST['fields_type']['multi_edit'][$rownumber]
: null;
$me_fields_null
= isset($_REQUEST['fields_null']['multi_edit'][$rownumber])
? $_REQUEST['fields_null']['multi_edit'][$rownumber]
: null;
$me_fields_null_prev
= isset($_REQUEST['fields_null_prev']['multi_edit'][$rownumber])
? $_REQUEST['fields_null_prev']['multi_edit'][$rownumber]
: null;
$me_auto_increment
= isset($_REQUEST['auto_increment']['multi_edit'][$rownumber])
? $_REQUEST['auto_increment']['multi_edit'][$rownumber]
: null;
// Fetch the current values of a row to use in case we have a protected field
// @todo possibly move to ./libraries/tbl_replace_fields.inc.php
if ($is_insert && $using_key && isset($me_fields_type) && is_array($me_fields_type) && isset($where_clause)) {
$prot_row = PMA_DBI_fetch_single_row('SELECT * FROM ' . PMA_backquote($table) . ' WHERE ' . $where_clause . ';');
}
// When a select field is nullified, it's not present in $_REQUEST
// so initialize it; this way, the foreach($me_fields) will process it
foreach ($me_fields_name as $key => $val) {
if (! isset($me_fields[$key])) {
$me_fields[$key] = '';
}
}
// Iterate in the order of $me_fields_name, not $me_fields, to avoid problems
// when inserting multiple entries
foreach ($me_fields_name as $key => $field_name) {
$val = $me_fields[$key];
// Note: $key is an md5 of the fieldname. The actual fieldname is available in $me_fields_name[$key]
include './libraries/tbl_replace_fields.inc.php';
// for blobstreaming
if ($blob_streaming_active) {
$remove_blob_repo = isset($_REQUEST['remove_blob_repo_' . $key]) ? $_REQUEST['remove_blob_repo_' . $key] : null;
$upload_blob_repo = isset($_REQUEST['upload_blob_repo_' . $key]) ? $_REQUEST['upload_blob_repo_' . $key] : null;
// checks if an existing blob repository reference should be removed
if (isset($remove_blob_repo) && ! isset($upload_blob_repo)) {
$remove_blob_reference = $_REQUEST['remove_blob_ref_' . $key];
if (isset($remove_blob_reference)) {
$val = "NULL";
}
}
// checks if this field requires a bs reference attached to it
if (isset($upload_blob_repo)) {
// get the most recent BLOB reference
$bs_reference = PMA_File::getRecentBLOBReference();
// if the most recent BLOB reference exists, set it as a field value
if (!is_null($bs_reference)) {
$val = "'" . PMA_sqlAddSlashes($bs_reference) . "'";
}
}
}
if (empty($me_funcs[$key])) {
$cur_value = $val;
} elseif ('UUID' === $me_funcs[$key]) {
/* This way user will know what UUID new row has */
$uuid = PMA_DBI_fetch_value('SELECT UUID()');
$cur_value = "'" . $uuid . "'";
} elseif ((in_array($me_funcs[$key], $gis_from_text_functions)
&& substr($val, 0, 3) == "'''")
|| in_array($me_funcs[$key], $gis_from_wkb_functions)
) {
// Remove enclosing apostrophes
$val = substr($val, 1, strlen($val) - 2);
// Remove escaping apostrophes
$val = str_replace("''", "'", $val);
$cur_value = $me_funcs[$key] . '(' . $val . ')';
} elseif (! in_array($me_funcs[$key], $func_no_param)
|| ($val != "''" && in_array($me_funcs[$key], $func_optional_param))) {
$cur_value = $me_funcs[$key] . '(' . $val . ')';
} else {
$cur_value = $me_funcs[$key] . '()';
}
// i n s e r t
if ($is_insert) {
// no need to add column into the valuelist
if (strlen($cur_value)) {
$query_values[] = $cur_value;
// first inserted row so prepare the list of fields
if (empty($value_sets)) {
$query_fields[] = PMA_backquote($me_fields_name[$key]);
}
}
// u p d a t e
} elseif (!empty($me_fields_null_prev[$key])
&& ! isset($me_fields_null[$key])) {
// field had the null checkbox before the update
// field no longer has the null checkbox
$query_values[] = PMA_backquote($me_fields_name[$key]) . ' = ' . $cur_value;
} elseif (empty($me_funcs[$key])
&& isset($me_fields_prev[$key])
&& ("'" . PMA_sqlAddSlashes($me_fields_prev[$key]) . "'" == $val)) {
// No change for this column and no MySQL function is used -> next column
continue;
} elseif (! empty($val)) {
// avoid setting a field to NULL when it's already NULL
// (field had the null checkbox before the update
// field still has the null checkbox)
if (empty($me_fields_null_prev[$key])
|| empty($me_fields_null[$key])) {
$query_values[] = PMA_backquote($me_fields_name[$key]) . ' = ' . $cur_value;
}
}
} // end foreach ($me_fields as $key => $val)
if (count($query_values) > 0) {
if ($is_insert) {
$value_sets[] = implode(', ', $query_values);
} else {
// build update query
$query[] = 'UPDATE ' . PMA_backquote($GLOBALS['db']) . '.' . PMA_backquote($GLOBALS['table'])
. ' SET ' . implode(', ', $query_values) . ' WHERE ' . $where_clause . ($_REQUEST['clause_is_unique'] ? '' : ' LIMIT 1');
}
}
} // end foreach ($loop_array as $where_clause)
unset($me_fields_name, $me_fields_prev, $me_funcs, $me_fields_type, $me_fields_null, $me_fields_null_prev,
$me_auto_increment, $cur_value, $key, $val, $loop_array, $where_clause, $using_key,
$func_no_param);
// Builds the sql query
if ($is_insert && count($value_sets) > 0) {
if ($is_insertignore) {
$insert_command = 'INSERT IGNORE ';
} else {
$insert_command = 'INSERT ';
}
$query[] = $insert_command . 'INTO ' . PMA_backquote($GLOBALS['db']) . '.' . PMA_backquote($GLOBALS['table'])
. ' (' . implode(', ', $query_fields) . ') VALUES (' . implode('), (', $value_sets) . ')';
unset($insert_command);
unset($query_fields);
} elseif (empty($query)) {
// No change -> move back to the calling script
//
// Note: logic passes here for inline edit
$message = PMA_Message::success(__('No change'));
$active_page = $goto_include;
if (! $GLOBALS['is_ajax_request'] == true) {
include_once './libraries/header.inc.php';
}
include './' . PMA_securePath($goto_include);
exit;
}
unset($me_fields, $is_insertignore);
/**
* Executes the sql query and get the result, then move back to the calling
* page
*/
if (! empty($GLOBALS['sql_query'])) {
$url_params['sql_query'] = $GLOBALS['sql_query'];
$return_to_sql_query = $GLOBALS['sql_query'];
}
$GLOBALS['sql_query'] = implode('; ', $query) . ';';
// to ensure that the query is displayed in case of
// "insert as new row" and then "insert another new row"
$GLOBALS['display_query'] = $GLOBALS['sql_query'];
$total_affected_rows = 0;
$last_messages = array();
$warning_messages = array();
$error_messages = array();
foreach ($query as $single_query) {
if ($_REQUEST['submit_type'] == 'showinsert') {
$last_messages[] = PMA_Message::notice(__('Showing SQL query'));
continue;
}
if ($GLOBALS['cfg']['IgnoreMultiSubmitErrors']) {
$result = PMA_DBI_try_query($single_query);
} else {
$result = PMA_DBI_query($single_query);
}
if (! $result) {
$error_messages[] = PMA_Message::sanitize(PMA_DBI_getError());
} else {
// The next line contains a real assignment, it's not a typo
if ($tmp = @PMA_DBI_affected_rows()) {
$total_affected_rows += $tmp;
}
unset($tmp);
$insert_id = PMA_DBI_insert_id();
if ($insert_id != 0) {
// insert_id is id of FIRST record inserted in one insert, so if we
// inserted multiple rows, we had to increment this
if ($total_affected_rows > 0) {
$insert_id = $insert_id + $total_affected_rows - 1;
}
$last_message = PMA_Message::notice(__('Inserted row id: %1$d'));
$last_message->addParam($insert_id);
$last_messages[] = $last_message;
}
PMA_DBI_free_result($result);
} // end if
foreach (PMA_DBI_get_warnings() as $warning) {
$warning_messages[]
= PMA_Message::sanitize(
$warning['Level'] . ': #' . $warning['Code'] . ' ' . $warning['Message']
);
}
unset($result);
}
unset($single_query, $query);
if ($is_insert && count($value_sets) > 0) {
$message = PMA_Message::inserted_rows($total_affected_rows);
} else {
$message = PMA_Message::affected_rows($total_affected_rows);
}
$message->addMessages($last_messages, '<br />');
if (! empty($warning_messages)) {
$message->addMessages($warning_messages, '<br />');
$message->isError(true);
}
if (! empty($error_messages)) {
$message->addMessages($error_messages);
$message->isError(true);
}
unset($error_messages, $warning_messages, $total_affected_rows, $last_messages, $last_message);
if ($GLOBALS['is_ajax_request'] == true) {
/**
* If we are in grid editing, we need to process the relational and
* transformed fields, if they were edited. After that, output the correct
* link/transformed value and exit
*
* Logic taken from libraries/display_tbl.lib.php
*/
if (isset($_REQUEST['rel_fields_list']) && $_REQUEST['rel_fields_list'] != '') {
//handle relations work here for updated row.
include_once './libraries/relation.lib.php';
$map = PMA_getForeigners($db, $table, '', 'both');
$rel_fields = array();
parse_str($_REQUEST['rel_fields_list'], $rel_fields);
// loop for each relation cell
foreach ( $rel_fields as $cell_index => $curr_cell_rel_field) {
foreach ( $curr_cell_rel_field as $rel_field => $rel_field_value) {
$where_comparison = "='" . $rel_field_value . "'";
$display_field = PMA_getDisplayField($map[$rel_field]['foreign_db'], $map[$rel_field]['foreign_table']);
// Field to display from the foreign table?
if (isset($display_field) && strlen($display_field)) {
$dispsql = 'SELECT ' . PMA_backquote($display_field)
. ' FROM ' . PMA_backquote($map[$rel_field]['foreign_db'])
. '.' . PMA_backquote($map[$rel_field]['foreign_table'])
. ' WHERE ' . PMA_backquote($map[$rel_field]['foreign_field'])
. $where_comparison;
$dispresult = PMA_DBI_try_query($dispsql, null, PMA_DBI_QUERY_STORE);
if ($dispresult && PMA_DBI_num_rows($dispresult) > 0) {
list($dispval) = PMA_DBI_fetch_row($dispresult, 0);
} else {
//$dispval = __('Link not found');
}
@PMA_DBI_free_result($dispresult);
} else {
$dispval = '';
} // end if... else...
if ('K' == $_SESSION['tmp_user_values']['relational_display']) {
// user chose "relational key" in the display options, so
// the title contains the display field
$title = (! empty($dispval))? ' title="' . htmlspecialchars($dispval) . '"' : '';
} else {
$title = ' title="' . htmlspecialchars($rel_field_value) . '"';
}
$_url_params = array(
'db' => $map[$rel_field]['foreign_db'],
'table' => $map[$rel_field]['foreign_table'],
'pos' => '0',
'sql_query' => 'SELECT * FROM '
. PMA_backquote($map[$rel_field]['foreign_db']) . '.' . PMA_backquote($map[$rel_field]['foreign_table'])
. ' WHERE ' . PMA_backquote($map[$rel_field]['foreign_field'])
. $where_comparison
);
$output = '<a href="sql.php' . PMA_generate_common_url($_url_params) . '"' . $title . '>';
if ('D' == $_SESSION['tmp_user_values']['relational_display']) {
// user chose "relational display field" in the
// display options, so show display field in the cell
$output .= (!empty($dispval)) ? htmlspecialchars($dispval) : '';
} else {
// otherwise display data in the cell
$output .= htmlspecialchars($rel_field_value);
}
$output .= '</a>';
$extra_data['relations'][$cell_index] = $output;
}
} // end of loop for each relation cell
}
if (isset($_REQUEST['do_transformations']) && $_REQUEST['do_transformations'] == true ) {
include_once './libraries/transformations.lib.php';
//if some posted fields need to be transformed, generate them here.
$mime_map = PMA_getMIME($db, $table);
if ($mime_map === false) {
$mime_map = array();
}
$edited_values = array();
parse_str($_REQUEST['transform_fields_list'], $edited_values);
foreach ($mime_map as $transformation) {
$include_file = PMA_securePath($transformation['transformation']);
$column_name = $transformation['column_name'];
foreach ($edited_values as $cell_index => $curr_cell_edited_values) {
if (isset($curr_cell_edited_values[$column_name])) {
$column_data = $curr_cell_edited_values[$column_name];
$_url_params = array(
'db' => $db,
'table' => $table,
'where_clause' => $_REQUEST['where_clause'],
'transform_key' => $column_name,
);
if (file_exists('./libraries/transformations/' . $include_file)) {
$transformfunction_name = str_replace('.inc.php', '', $transformation['transformation']);
include_once './libraries/transformations/' . $include_file;
if (function_exists('PMA_transformation_' . $transformfunction_name)) {
$transform_function = 'PMA_transformation_' . $transformfunction_name;
$transform_options = PMA_transformation_getOptions((isset($transformation['transformation_options']) ? $transformation['transformation_options'] : ''));
$transform_options['wrapper_link'] = PMA_generate_common_url($_url_params);
}
}
$extra_data['transformations'][$cell_index] = $transform_function($column_data, $transform_options);
}
} // end of loop for each transformation cell
} // end of loop for each $mime_map
}
/**Get the total row count of the table*/
$extra_data['row_count'] = PMA_Table::countRecords($_REQUEST['db'], $_REQUEST['table']);
$extra_data['sql_query'] = PMA_showMessage($message, $GLOBALS['display_query']);
PMA_ajaxResponse($message, $message->isSuccess(), $extra_data);
}
if (isset($return_to_sql_query)) {
$disp_query = $GLOBALS['sql_query'];
$disp_message = $message;
unset($message);
$GLOBALS['sql_query'] = $return_to_sql_query;
}
$GLOBALS['js_include'][] = 'tbl_change.js';
// in case we call sql.php which needs those:
$GLOBALS['js_include'][] = 'jquery/jquery-ui-1.8.16.custom.js';
$active_page = $goto_include;
/**
* If user asked for "and then Insert another new row" we have to remove
* WHERE clause information so that tbl_change.php does not go back
* to the current record
*/
if (isset($_REQUEST['after_insert']) && 'new_insert' == $_REQUEST['after_insert']) {
unset($_REQUEST['where_clause']);
}
/**
* Load header.
*/
require_once './libraries/header.inc.php';
/**
* Load target page.
*/
require './' . PMA_securePath($goto_include);
exit;
?>